ANOVA: Analysis of Variance
Travis Loux
Setting
ANOVA (analysis of variance) compares the means of more than
two groups
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Can also be two groups (same as independent samples t test)
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Common notation: K groups, indexed k = 1, 2, . . . , K
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Example:
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I
I

Jackson, Brendan D
BST 5100-01
Homework 6
1.
CH 7:5
According to our table, we see that Spearmans rho is 0.844, which is close to 1, meaning the
correlation is high. With a 95% confidence interval, we also see a p-value = 0.000, which is less
than 0.05 an

Jackson, Brendan
BST 5100
Homework #8
1a.)
The relationship between Day 1 Hygiene and second day hygiene is statistically
significant. This is displayed by rendering a P-value of 0.001. The R2 is .310. This explains that
31% of the variances in Day 2 Hygi

Jackson, Brendan
Homework #5
BST 5100-01
1. CH 14:2
The significance value of 0.043 is less than the critical value of .05, so we reject the null
and say that sphericity does not hold. The Greenhouse-Geisser epsilon value of 0.558 is less than
0.75. The T

BST 5100-01
Homework 7
For all regressions, write out the full regression equation and comment on the statistical significance of
each predictor. Also give the regression standard error and 2.
1. Ch 8: 1 (Include a scatterplot with the regression line dra

A narrow-spectrum analysis between preventative vaccinations and overall quality of health.
Project Proposal
Corinne Hester, Brendan Jackson, Alex McPhillips, Shannon Otto
Vaccine coverage rates among adults in the United States have slowly declined over

DISCOVERING STATISTICS USING SPSS
Chapter 10: Moderation, mediation and more
regression
Smart Alexs Solutions
Task 1
McNulty et al. (2008) found a relationship between a persons Attractiveness and how
much Support they give their p

Brendan Jackson
BST 5100-01
Homework #3
1. CH 11:1
The output shows that the first contrast compares reward against punishment and
indifference. The second compares punishment against indifferences. Using a 95% confidence
interval, it can be observed that

BST 5100-01
Homework 8
For all regressions, write out the full regression equation and comment on the statistical significance of
each predictor. Also give the regression standard error and 2.
1. Using the GlastonburyFestivalRegression.sav data set, run a

Brendan Jackson
BST 5100-01
Assignment #2
1. CH 11:3
The One-way ANOVA yields a P-value of .000, which is statistically significant
utilizing .05 significance. Therefore, there is sufficient evidence to support that there is a
difference between the four

Brendan Jackson
Homework #4
BST 5100-01
1. 13.1
Utilizing a 95% confidence interval, the graph shows that the variable Fugazi is rated
very low by older people and very high for younger people. Barf Grooks shows an inverse while
Abba showed high likeabili